easy, one minutes i solve the problem
+ L$ Y' i* u/ E C: ~公仔箱論壇divide into half, mean 6/ 61 b5 C6 T; v9 O1 n5 N% O
take the heavier 6 ping pong
+ b5 c A/ Y% {/ L8 s" x3 G; _* U0 edivide into 3/3, take the heavier 3
% |+ [5 s F9 v5 j* vos.tvboxnow.comtake the the other 3 that have the equal weight, switch each to measure, the most important things is labeling the ping pong so that we can recognize |